For example if I have two objects:   var foo = {   x: "bar",   y: "baz" }   and   var oof = {}   and I wanted to transfer the x and y values from foo to oof. Is there a way to do that using the es6 destructuring syntax?  perhaps som...
Is there a way to retain the name of a destructured function argument? I.e., the name of the root object?  In ES5, I might do this (using inheritance as a metaphor to make the point):  // ES5: var setupParentClass5 = function(options) {     textEdi...
I have this code in my vue-js app:  methods: {     onSubmit() {       ApiService.post('auth/sign_in', {         email: this.email,         password: this.password,       })         .then((res) => {           saveHeaderToCookie(res.headers)...
In the below function, I get the textarea object with the property current .  Here, nested destructuring works with Start and End variables. But current variable doesn't work.  function someFunction({ current: { selectionStart: Start, selectionEn...
I had been through array destructuring syntax, which is well understood.  What exactly are we doing below, when we say var {p, q} = o;?   Is p and q in var {p, q} different from properties of o i.e., 'p' and 'q'? If yes,   why var {a,...
I'm looking for a pure function, to modify my immutable state object. The original state given as parameter must stay untouched. This is especially useful when working with frameworks like Redux and makes working with immutable object in javascri...
Say I have an object foo with properties a and b but I want to transfer the values of these properties to another object bar with properties x and y where bar.x gets the value of foo.a and bar.y gets the value of foo.b.   The first way that comes to...
In Chrome version ^72 if I run the following JavaScript there are no errors.  { prop: p } = { prop: 'prop' } >> { prop: 'prop' }   So the line of code is interpreted as an expression statement, unexpectedly.  But if I run the sa...
I have an object  const complicatedObject = {   propertyA: {     property1: 1,     property2: 2   },   propertyB: {     property1: 1,     property2: 2   } }   If I want to grab propertyA I do  const { propertyA } = complicatedObject   console.log(pro...
I am working with an immutable object that I need to add subtract an array of values from.  I know it's possible using ES6 destructing with the following.  const {countries, remainder} = someObj // {countries:...,languages:..., ...keys};   This w...

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